CN218359484U - Fine reduction compact crushing device - Google Patents
Fine reduction compact crushing device Download PDFInfo
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- CN218359484U CN218359484U CN202222512508.2U CN202222512508U CN218359484U CN 218359484 U CN218359484 U CN 218359484U CN 202222512508 U CN202222512508 U CN 202222512508U CN 218359484 U CN218359484 U CN 218359484U
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- shredding
- crushing
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Abstract
The utility model discloses a fine reduction pressed powder crushing device, which comprises a sealed box body, wherein a shredding roller, a first guide plate, a crushing roller, a second guide plate and a conveying roller are sequentially arranged in the inner cavity of the box body from top to bottom; a feeding hole is formed in the side part of the box body, a horizontally arranged powder cake supporting plate is installed in the feeding hole, the powder cake supporting plate extends into the inner cavity of the box body, and the conveying tail end of the powder cake supporting plate is arranged close to the shredding roller; the shredding roller comprises a middle main shaft, a plurality of rotating arms are fixedly connected to the main shaft, rectangular grooves are formed in the free ends of the rotating arms, shredding teeth which are arranged in a one-to-one correspondence mode are installed in the rectangular grooves, and the shredding teeth are fixedly connected to the rotating arms through bolts. The utility model provides a pair of crowded garrulous device of smart reduction pressed powder can eliminate the pressed powder and still have the phenomenon of slice, rectangular form pressed powder after crowded garrulous processing, improves crushing effect, ensures that ejection of compact granularity can satisfy the demand.
Description
Technical Field
The utility model relates to a crowded garrulous device of smart reduced powder cake belongs to reduced iron powder production facility technical field.
Background
The production process of the reduced iron powder comprises the following steps: mixing, mixing and carrying out wet grinding treatment on high-purity iron concentrate powder/steel rolling iron scale, a reducing agent and a binder according to a certain proportion, and then pelletizing/ball pressing to prepare green balls; screening and drying the green pellets, and then, carrying out primary reduction in a rotary hearth furnace to obtain sponge iron; crushing, magnetically separating and screening the sponge iron, performing secondary reduction in a steel belt type reduction furnace, crushing, screening and batching the obtained powder cakes to prepare the reduced iron powder.
At present, for the crushing of fine reduced powder cakes, machines are generally adopted for crushing, and a double-roller type extrusion crushing roller is generally adopted as a crushing mode. The phenomenon of flaky and strip-shaped powder cakes still exists after the powder cakes are squeezed by the crushing rollers, the crushing effect is not ideal, and flaky materials leak from gaps between the rollers for the flat powder cake sheets, so that the crushing effect is reduced, and the requirement on the discharge granularity cannot be met.
In view of the above, the prior art is obviously inconvenient and disadvantageous in practical use, and needs to be improved.
SUMMERY OF THE UTILITY MODEL
The utility model discloses not enough to in the background art, provide a crowded garrulous device of smart reduction pressed powder, can eliminate the pressed powder and still have the phenomenon of slice, rectangular form pressed powder after crowded garrulous processing, improve crushing effect, ensure that ejection of compact granularity can satisfy the demand.
For solving the technical problem, the utility model adopts the following technical scheme:
a fine reduction compact crushing device comprises a box body which is arranged in a sealing mode, wherein a shredding roller, a first guide plate, a crushing roller, a second guide plate and a conveying roller are sequentially arranged in an inner cavity of the box body from top to bottom;
a feeding hole is formed in the side part of the box body, a horizontally arranged powder cake supporting plate is installed in the feeding hole, the powder cake supporting plate extends into the inner cavity of the box body, and the conveying tail end of the powder cake supporting plate is arranged close to the shredding roller;
the shredding roller comprises a middle main shaft, a plurality of rotating arms are fixedly connected to the main shaft, rectangular grooves are formed in free ends of the rotating arms, shredding teeth which are arranged in a one-to-one correspondence with the rectangular grooves are installed in the rectangular grooves, and the shredding teeth are fixedly connected to the rotating arms through bolts.
The utility model provides an optimize scheme, the equal parallel arrangement of axis of shredding roller, crowded garrulous roller and conveying roller, the length direction setting of box is all followed to the axis of shredding roller, crowded garrulous roller and conveying roller.
Furthermore, a supporting seat is fixedly connected below the conveying tail end of the pressed powder supporting plate and fixedly connected to the inner wall of the box body.
Furthermore, the number of the first guide plates is two, the two first guide plates are arranged in a V-shaped structure, and the upper ends of the first guide plates are fixedly connected to the inner wall of the box body.
Furthermore, the number of the squeezing and crushing rollers is two, and a squeezing and crushing gap is formed between the two squeezing and crushing rollers.
Furthermore, the number of the second guide plates is two, and the two second guide plates are arranged in a V-shaped structure.
Furthermore, the upper end of the second guide plate is fixedly connected to the inner wall of the box body, and the lower end of the second guide plate is fixedly connected to the wall of the conveying cylinder.
Further, the conveying cylinder is sleeved on the conveying roller, and a strip-shaped opening is formed in the top of the conveying cylinder.
Further, the conveying roller comprises a main shaft in the middle, a plurality of spiral blades are arranged outside the main shaft, and a crushing arm is arranged between every two adjacent spiral blades.
Further, one end of the conveying cylinder extends out of the inner cavity of the box body, and a discharge hole is formed in the bottom of the end of the conveying cylinder.
The utility model adopts the above technical scheme after, compare with prior art, have following advantage:
the utility model discloses in at first tentatively tear the muffin through tearing the garrulous roller, the powder piece after tearing up carries out the secondary crushing under first guide plate effect between water conservancy diversion to two crowded garrulous rollers, eliminate the muffin and still exist the slice after crowded garrulous processing, the phenomenon of rectangular form muffin, powder that obtains through the breakage is in water conservancy diversion to the feed cylinder under the effect of second guide plate, the powder is carried out from the feed cylinder inner chamber under helical blade's effect, high-speed pivoted broken arm also can play the function of certain broken material among the transportation process. The utility model discloses can improve the crushing effect to the muffin, ensure that ejection of compact granularity can satisfy the demand.
The present invention will be described in detail with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a side view of a shredder roller construction;
FIG. 3 is a front view of the shredder roller configuration;
FIG. 4 is a schematic view of the installation of the delivery cartridge;
fig. 5 is a schematic view of the internal structure of the delivery cartridge.
In the figure, 1-box; 2-a feed inlet; 3-a pressed powder supporting plate; 4-a supporting seat; 5-shredding roller, 51-rotating arm, 52-shredding teeth; 6-a first baffle; 7-crushing roller; 8-a second baffle; 9-conveying roller, 91-helical blade, 92-crushing arm; 10-conveying cylinder, 101-strip-shaped opening hole, 102-discharge hole.
Detailed Description
In order to clearly understand the technical features, objects and effects of the present invention, the embodiments of the present invention will be described with reference to the accompanying drawings.
As shown in fig. 1-5, the utility model provides a crowded garrulous device of smart reduction muffin, including the sealed box 1 that sets up, top-down is equipped with shredding roller 5, first guide plate 6, crowded garrulous roller 7, second guide plate 8 and conveying roller 9 in proper order in the 1 inner chamber of box.
The axes of the shredding roller 5, the squeezing roller 7 and the conveying roller 9 are all arranged in parallel, and the axes of the shredding roller 5, the squeezing roller 7 and the conveying roller 9 are all arranged along the length direction of the box body 1.
The lateral part of box 1 is equipped with feed inlet 2, installs the muffin layer board 3 that the level set up in the feed inlet 2, and muffin layer board 3 is used for lifting of muffin to carry, and muffin layer board 3 extends to 1 inner chamber of box, and the transport end of muffin layer board 3 is close to shredding roll 5 and sets up, and shredding roll 5 is tentatively torn the muffin that muffin layer board 3 carried.
The lower rigid coupling of the end is carried to the pressed powder layer board 3 has supporting seat 4, and supporting seat 4 rigid coupling is on the inner wall of box 1, and supporting seat 4 plays the enhancement function to the end is carried to pressed powder layer board 3, prevents that it from long-time atress and warping.
The number of the first guide plates 6 is two, and the two first guide plates 6 are arranged in a V-shaped structure. The upper end of the first guide plate 6 is fixedly connected to the inner wall of the box body 1, and the first guide plate 6 is used for guiding the shredded powder blocks to a position between the two squeezing rollers 7.
The number of the squeezing and crushing rollers 7 is two, a squeezing and crushing gap is formed between the two squeezing and crushing rollers 7, materials are squeezed and crushed by stress in the flowing process in the gap, and the squeezing and crushing rollers 7 are in the prior art and are not described in detail herein.
The number of the second guide plates 8 is two, and the two second guide plates 8 are arranged in a V-shaped structure. The upper end of the second guide plate 8 is fixedly connected to the inner wall of the box body 1, and the lower end of the second guide plate 8 is fixedly connected to the wall of the conveying cylinder 10.
The conveying cylinder 10 is sleeved on the conveying roller 9, and the top of the conveying cylinder 10 is provided with a strip-shaped opening 101. The second guide plate 8 is used for guiding the crushed powder particles into the conveying cylinder 10 through the strip-shaped opening 101.
The conveying roller 9 is driven by a motor, the conveying roller 9 comprises a main shaft in the middle, a plurality of spiral blades 91 are arranged outside the main shaft, a crushing arm 92 is arranged between every two adjacent spiral blades 91, and the crushing arm 92 rotating at a high speed can also play a certain function of crushing materials.
One end of the conveying cylinder 10 extends out of the inner cavity of the box body 1, and the bottom of the end is provided with a discharge hole 102.
The utility model discloses a concrete theory of operation:
the shredding roller 5 firstly shreds the powder cake conveyed by the powder cake supporting plate 3 primarily, the shredded powder block is guided to a position between the two shredding rollers 7 for secondary shredding under the action of the first guide plate 6, the crushed powder particles are guided to the conveying cylinder 10 under the action of the second guide plate 8, the powder particles are conveyed out of the inner cavity of the conveying cylinder 10 under the action of the helical blades 91, the high-speed rotating shredding arm 92 in the conveying process can also play a certain function of crushing materials, and the powder particles are finally output from the discharge hole 102.
The foregoing is illustrative of the best mode of the invention, and details not described herein are within the common general knowledge of a person of ordinary skill in the art. The protection scope of the present invention is subject to the content of the claims, and any equivalent transformation based on the technical teaching of the present invention is also within the protection scope of the present invention.
Claims (10)
1. The utility model provides a crowded garrulous device of smart reduction pressed powder, includes sealed box (1) that sets up, its characterized in that: a shredding roller (5), a first guide plate (6), a squeezing roller (7), a second guide plate (8) and a conveying roller (9) are sequentially arranged in an inner cavity of the box body (1) from top to bottom;
a feeding hole (2) is formed in the side portion of the box body (1), a cake supporting plate (3) which is horizontally arranged is installed in the feeding hole (2), the cake supporting plate (3) extends into the inner cavity of the box body (1), and the conveying tail end of the cake supporting plate (3) is arranged close to the shredding roller (5);
shredding roller (5) including the middle main shaft, the rigid coupling has a plurality of swinging boom (51) on the main shaft, is equipped with the rectangular channel on the free end of swinging boom (51), installs in the rectangular channel and tears tooth (52) rather than the one-to-one setting, tears tooth (52) and passes through the bolt rigid coupling on swinging boom (51).
2. The fine reduced compact crushing apparatus according to claim 1, wherein: the axes of the shredding roller (5), the squeezing roller (7) and the conveying roller (9) are arranged in parallel, and the axes of the shredding roller (5), the squeezing roller (7) and the conveying roller (9) are arranged along the length direction of the box body (1).
3. The fine reduced compact crushing apparatus according to claim 1, wherein: a supporting seat (4) is fixedly connected below the conveying end of the pressed powder supporting plate (3), and the supporting seat (4) is fixedly connected to the inner wall of the box body (1).
4. The fine reduced compact crushing apparatus according to claim 1, wherein: the number of the first guide plates (6) is two, the two first guide plates (6) are arranged in a V-shaped structure, and the upper ends of the first guide plates (6) are fixedly connected to the inner wall of the box body (1).
5. The fine reduced compact crushing apparatus according to claim 1, wherein: the number of the squeezing and crushing rollers (7) is two, and a squeezing and crushing gap is formed between the two squeezing and crushing rollers (7).
6. The fine reduced compact crushing apparatus according to claim 1, wherein: the number of the second guide plates (8) is two, and the two second guide plates (8) are arranged in a V-shaped structure.
7. The fine reducing compact crushing apparatus according to claim 6, wherein: the upper end of the second guide plate (8) is fixedly connected to the inner wall of the box body (1), and the lower end of the second guide plate (8) is fixedly connected to the wall of the conveying cylinder (10).
8. The fine reducing compact crushing apparatus according to claim 7, wherein: the conveying cylinder (10) is sleeved on the conveying roller (9), and a strip-shaped opening (101) is formed in the top of the conveying cylinder (10).
9. The fine reducing compact crushing apparatus according to claim 8, wherein: the conveying roller (9) comprises a middle main shaft, a plurality of spiral blades (91) are arranged outside the main shaft, and a crushing arm (92) is arranged between every two adjacent spiral blades (91).
10. The fine reducing compact crushing apparatus as claimed in claim 9, wherein: one end of the conveying cylinder (10) extends out of the inner cavity of the box body (1), and a discharge hole (102) is formed in the bottom of the end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222512508.2U CN218359484U (en) | 2022-09-22 | 2022-09-22 | Fine reduction compact crushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222512508.2U CN218359484U (en) | 2022-09-22 | 2022-09-22 | Fine reduction compact crushing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218359484U true CN218359484U (en) | 2023-01-24 |
Family
ID=84953694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222512508.2U Active CN218359484U (en) | 2022-09-22 | 2022-09-22 | Fine reduction compact crushing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218359484U (en) |
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2022
- 2022-09-22 CN CN202222512508.2U patent/CN218359484U/en active Active
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